Robert Pattinson Fears Kristen Stewart Cheated With Other Men Too

Not only is Rob completely devastated by K-Stew hooking up with Rupert Sanders, but his mind is ‘racing’ with the fear that she was also involved with OTHER men, a source tells HollywoodLife.com EXCLUSIVELY!

Robert, 26, thinks K-Stew, 22, is a perpetual cheater, a source close to the situation told HollywoodLife.com EXCLUSIVELY.

“Rob is convinced this isn’t the first time she cheated on him, making his decision about staying with her and giving her another chance that much harder,” our source said. “He isn’t going to be convinced otherwise that this was the only time. He thinks she cheated definitely with Rupert more then once, and others he has thought about as well. His mind is racing and he can’t trust her.”